this week mitt romney will be agrees sill storming the campaign trail. last night the republican was in colorado trying to gain ground on president obama in a state that will be critical. >> do you want four more years of 8% or higher unemployment? >> no! >> reporter: romney continues stumping in colorado today before a bus tour in ohio tomorrow. he will be greated in the buckeye state by in new ad from the obama campaign, they slam romney for that leaked hidden camera fundraiser video. >> mitt romney attacked 47% of americans who pay no income tax, including veterans, elderly, the disabled. >> reporter: this is the last full week of campaigning before the debates begin and take over the candidate's attention. last night he spoke to reporters. >> i think the president's campaign has focused its advertising in many cases on inaccurate portrayals of my positions. he's trying to fool people into thinking that i think things i don't. that ends, i think during the debates. >> reporter: polls show a tight race in the battleground states that will decide the el